27877864

素因数分解:

$2^3\times 7^2\times {\mathrm{19}}^2\times {\mathrm{197}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 64499490

約数和(自身を除く): 36621626

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 49, 56, 76, 98, 133, 152, 196, 197, 266, 361, 392, 394, 532, 722, 788, 931, 1064, 1379, 1444, 1576, 1862, 2527, 2758, 2888, 3724, 3743, 5054, 5516, 7448, 7486, 9653, 10108, 11032, 14972, 17689, 19306, 20216, 26201, 29944, 35378, 38612, 52402, 70756, 71117, 77224, 104804, 141512, 142234, 183407, 209608, 284468, 366814, 497819, 568936, 733628, 995638, 1467256, 1991276, 3484733, 3982552, 6969466, 13938932, 27877864]

約数ペア:

[(1, 27877864), (2, 13938932), (4, 6969466), (7, 3982552), (8, 3484733), (14, 1991276), (19, 1467256), (28, 995638), (38, 733628), (49, 568936), (56, 497819), (76, 366814), (98, 284468), (133, 209608), (152, 183407), (196, 142234), (197, 141512), (266, 104804), (361, 77224), (392, 71117), (394, 70756), (532, 52402), (722, 38612), (788, 35378), (931, 29944), (1064, 26201), (1379, 20216), (1444, 19306), (1576, 17689), (1862, 14972), (2527, 11032), (2758, 10108), (2888, 9653), (3724, 7486), (3743, 7448), (5054, 5516)]